Massey Ferguson Ignition Switch OEM Electrical Control 3779699M1 Units Prometheus Chestburster Scene The ALIEN Movies Thread. This Massey Ferguson ignition switch is designed to control the tractors electrical startup system, providing dependable engine starting and secure power activation during daily operation. Engineered for consistent electrical performance, this switch delivers precise circuit engagement and reliable operation under normal agricultural working conditions. Manufactured by AGCO to original equipment specifications, part number 3779699M1 guarantees OEM quality construction, durability, and correct compatibility with factory systems. Suitable for a wide range of Massey Ferguson tractors across multiple series, with fitment dependent on serial number, making it ideal for professional repairs and scheduled maintenance. Key Features Genuine OEM AGCO Massey Ferguson ignition switch Designed for reliable engine starting and power control Precision manufactured for correct electrical fitment Durable construction for long service life OEM quality replacement electrical component Meets original AGCO performance standards Perfect for: Tractor electrical repairs, ignition system maintenance, and OEM replacements.